canonical product

Callaway Ai ONE Rossie 2024

Putter

2
live listings · 1 retailers: $115–$210
asking range: $137
fair, all conditions · 54 comps (past listings): ~$142
clears at · 8 organic delists (180d) · delisted ≠ sold

buy now or wait?BUY

The value curve is flat — waiting buys you almost nothing.

≈ $0/mo depreciation (model)

forecast: product evidence · verdict recomputed nightly

The verdict

each line cites its basis

Buy window: the cheapest live copy sits $23 under the all-condition fair bar. — fair $137 · 54 comps
Sellers ask ~$21 over what actually clears — offers near $142 are market-typical. — 8 organic delists, 180d · delisted ≠ sold

What it has been selling for

monthly medians since 2026-01

monthly median ask · open points are sparse months (<8 observation days) drawn as facts, never interpolated — the line knits itself in as nightly snapshots accumulate

Value over time

value model, curve fit on this product · 59 obs

$104–$169
typically sells for: −2%/yr
value trend: 83%
held over 3 yrs

median model value by product age, 80% band — about 1 in 5 sales lands outside it · rebuilt nightly

Fair price by condition

Ungraded42 comps · past listings: $141
Average7 comps · past listings: $110

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Same band, for less

measured comps

The same club type, priced materially lower at fair — each fair on 5+ comps, each buyable today. Ranked by what you save, weighted by how well-measured the saving is. Nothing here is paid placement; there is none on this site.